Meaning
A nodule of stone having a cavity lined with mineral or crystal matter on the inside wall.
Etymology
Origin: Latin
From French géode, from Latin geōdēs, from Ancient Greek γεώδης (geṓdēs, “earthlike”), equivalent to γῆ (gê, “earth”) + -ώδης (-ṓdēs).
NYT Puzzle Appearances
Accepted in 5 recorded puzzles: